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qt作业2

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发表于 2025-11-17 22:02:25 | 显示全部楼层 |阅读模式

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  2. #ifndef FAILURE_H
  3. #define FAILURE_H
  5. #include <QWidget>
  6. #include <QTimer>
  7. namespace Ui {
  8. class failure;
  9. }
  11. class failure : public QWidget
  12. {
  13.     Q_OBJECT
  15. public:
  16.     explicit failure(QWidget *parent = nullptr);
  17.     ~failure();
  18. public slots:
  19. void failure_slot();
  20. private:
  21.     Ui::failure *ui;
  22. };
  24. #endif // FAILURE_H
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  2. #ifndef SUCCESS_H
  3. #define SUCCESS_H
  5. #include <QWidget>
  7. namespace Ui {
  8. class Success;
  9. }
  11. class Success : public QWidget
  12. {
  13.     Q_OBJECT
  15. public:
  16.     explicit Success(QWidget *parent = nullptr);
  17.     ~Success();
  18. signals:
  19. void my_return();
  20. public slots:
  21. void Login_success();
  22. private slots:
  23. void on_pushButton_clicked();
  25. private:
  26.     Ui::Success *ui;
  27. };
  29. #endif // SUCCESS_H
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  2. #ifndef WIDGET_H
  3. #define WIDGET_H
  5. #include <QWidget>
  6. #include <QTimer>
  7. QT_BEGIN_NAMESPACE
  8. namespace Ui { class Widget; }
  9. QT_END_NAMESPACE
  11. class Widget : public QWidget
  12. {
  13.     Q_OBJECT
  15. public:
  16.     Widget(QWidget *parent = nullptr);
  17.     ~Widget();
  18. signals:
  19. void my_login();
  20. void my_failure();
  21. public slots:
  22. void return_slot();
  23. private slots:
  24. void on_pushButton_clicked();
  26. void on_pushButton_2_clicked();
  28. private:
  29.     Ui::Widget *ui;
  30. };
  31. #endif // WIDGET_H
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  2. #include "failure.h"
  3. #include "ui_failure.h"
  5. failure::failure(QWidget *parent) :
  6.     QWidget(parent),
  7.     ui(new Ui::failure)
  8. {
  9.     ui->setupUi(this);
  10.     //去掉头部
  11.     this->setWindowFlag(Qt::FramelessWindowHint);
  12.     //去掉组件空白部分
  13.     this->setAttribute(Qt::WA_TranslucentBackground);
  14. }
  16. failure::~failure()
  17. {
  18.     delete ui;
  19. }
  21. void failure::failure_slot()
  22. {
  23.     this->show();
  24.     QTimer::singleShot(600,this,[this]()
  25.     {
  26.         this->close();
  27.     });
  28. }
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  2. #include "widget.h"
  4. #include <QApplication>
  5. #include "success.h"
  6. #include "failure.h"
  7. int main(int argc, char *argv[])
  8. {
  9.     QApplication a(argc, argv);
  10.     Widget w;
  11.     w.show();
  12.     Success s;
  13.     failure f;
  14.     QObject::connect(&w,&Widget::my_login,&s,&Success::Login_success);
  15.     QObject::connect(&s,&Success::my_return,&w,&Widget::return_slot);
  16.     QObject::connect(&w,&Widget::my_failure,&f,&failure::failure_slot);
  17.     return a.exec();
  18. }
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  2. #include "success.h"
  3. #include "ui_success.h"
  5. Success::Success(QWidget *parent) :
  6.     QWidget(parent),
  7.     ui(new Ui::Success)
  8. {
  9.     ui->setupUi(this);
  10.     //去掉头部
  11.     this->setWindowFlag(Qt::FramelessWindowHint);
  12. }
  14. Success::~Success()
  15. {
  16.     delete ui;
  17. }
  19. void Success::Login_success()
  20. {
  21.     this->show();
  22. }
  24. void Success::on_pushButton_clicked()
  25. {
  26.     emit my_return();
  27.     this->close();
  28. }
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  2. #include "widget.h"
  3. #include "ui_widget.h"
  5. Widget::Widget(QWidget *parent)
  6.     : QWidget(parent)
  7.     , ui(new Ui::Widget)
  8. {
  9.     ui->setupUi(this);
  10.     //去掉头部
  11.     this->setWindowFlag(Qt::FramelessWindowHint);
  12.     //去掉组件空白部分
  13.     this->setAttribute(Qt::WA_TranslucentBackground);
  14. }
  16. Widget::~Widget()
  17. {
  18.     delete ui;
  19. }
  21. void Widget::return_slot()
  22. {
  23.     this->show();
  24. }
  26. void Widget::on_pushButton_clicked()
  27. {
  28.     if(ui->lineEdit->text()=="admin"&&ui->lineEdit_2->text()=="123456")
  29.     {
  30.     emit my_login();
  31.     this->close();
  32.     }
  33.     else
  34.     {
  36.         ui->lineEdit_2->setText("");
  37.             emit my_failure();
  39.     }
  40. }
  42. void Widget::on_pushButton_2_clicked()
  43. {
  44.     ui->lineEdit->setText("");
  45.     ui->lineEdit_2->setText("");
  46. }
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  2. *{
  3.         background-color: rgb(255, 255, 255);
  4.         border-radius:30px;
  5. }
  6. QFrame#frame{
  7.        
  8.         background-color: qconicalgradient(cx:0.5, cy:0.5, angle:0, stop:0 rgba(0, 255, 255, 255), stop:0.373979 rgba(255, 255, 255, 255), stop:0.373991 rgba(33, 30, 255, 255), stop:0.624018 rgba(33, 30, 255, 255), stop:0.624043 rgba(255, 0, 0, 255), stop:1 rgba(255, 0, 0, 255));
  9.         border-image: url(:/Logo/shangHai.jpg);
  10.         border-radius:30px;
  11.        
  12. }
  13. #frame_2{
  14.        
  15.         background-color: rgba(130, 130, 130, 100);
  16.         border-radius:30px;
  17. }
  19. QLabel#label{
  20.         background-color: rgba(154, 154, 154, 100);
  21.         border-radius:30px;
  22. }
  23. QLabel#label_2{
  24.         font: 20pt "楷体";
  25.         border-radius:30px;
  26.         background-color: rgba(255, 255, 255, 0);
  27.         color: rgba(255, 255, 255, 150);
  28. }
  29. QLineEdit#lineEdit
  30. {
  31.         background:transparent;
  32.         border:none;
  33.         border-bottom:1px solid rgba(255,255,255,150);
  34.         color: rgba(255, 255, 255, 150);
  35. }
  36. QLineEdit#lineEdit_2
  37. {
  38.         background:transparent;
  39.         border:none;
  40.         border-bottom:1px solid rgba(255,255,255,150);
  41.         color: rgba(255, 255, 255, 150);
  42. }
  43. QLineEdit#lineEdit_3
  44. {
  45.         background:transparent;
  46.         border:none;
  47.         border-bottom:1px solid rgba(255,255,255,150);
  48. }
  49. QPushButton#pushButton
  50. {
  51.         border-radius:10px;
  52.         color: rgba(255, 255, 255, 150);
  53.        
  54.         background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 145, 171, 255), stop:1 rgba(255, 255, 255, 255));
  55. }
  56. QPushButton#pushButton:hover
  57. {
  58.         border-radius:10px;
  59.         color: rgba(255, 255, 255, 150);
  60.        
  61.         background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 185, 171, 255), stop:1 rgba(255, 255, 255, 255));
  62. }
  63. QPushButton#pushButton:pressed
  64. {
  65.         border-radius:10px;
  66.         color: rgba(255, 255, 255, 150);
  67.        
  68.         background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 145, 171, 255), stop:1 rgba(255, 255, 255, 255));
  69.         padding-top:5px;
  70. }
  71. QPushButton#pushButton_2
  72. {
  73.         border-radius:10px;
  74.         color: rgba(255, 255, 255, 150);
  75.        
  76.         background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 145, 171, 255), stop:1 rgba(255, 255, 255, 255));
  77. }
  78. QPushButton#pushButton_2:hover
  79. {
  80.         border-radius:10px;
  81.         color: rgba(255, 255, 255, 150);
  82.        
  83.         background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 185, 171, 255), stop:1 rgba(255, 255, 255, 255));
  84. }
  85. QPushButton#pushButton_2:pressed
  86. {
  87.         border-radius:10px;
  88.         color: rgba(255, 255, 255, 150);
  89.        
  90.         background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 145, 171, 255), stop:1 rgba(255, 255, 255, 255));
  91.         padding-top:5px;
  92. }
  93. QPushButton#pushButton_3
  94. {
  95.         border-radius:10px;
  96.         color: rgba(255, 255, 255, 150);
  97.        
  98.         background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 145, 171, 255), stop:1 rgba(255, 255, 255, 255));
  99. }
  100. QPushButton#pushButton_3:hover
  101. {
  102.         border-radius:10px;
  103.         color: rgba(255, 255, 255, 150);
  104.        
  105.         background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 185, 171, 255), stop:1 rgba(255, 255, 255, 255));
  106.    
  107. }
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